Gas meter



FIG. 1 is a perspective view of a gas meter, showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a right view thereof,

FIG. 4 is a left view thereof,

FIG. 5 is a front view thereof; and,

FIG. 6 is a back view thereof. 

The ornamental design for a gas meter, as shown and described. 